About the role

(Senior) Product Engineer

As a (Senior) Product Engineer at 1Komma5°, you will take end-to-end ownership of features and workflows and collaborate closely with product managers, designers, and engineers to ship impactful solutions. You’ll also contribute to architectural decisions and AI integration patterns, including LLM-powered product experiences.

Key Missions

Own features and workflows end-to-end, from rough problem statement to shipped, maintained product
Make key decisions on architecture, integration layer, and solution design
Work closely with PMs and designers across teams to deliver product outcomes
Build and integrate AI-powered product experiences using:
- LLMs
- Agents and tool-use patterns

Profile / Requirements

Proven ability to own features end-to-end (problem → shipped → maintained)
Must reside in Germany
Excellent written and spoken English (German is a plus)
Strong product and customer mindset (focus on user problems)
Real, demonstrable experience building with LLMs, APIs, or MCPs (production use preferred)
Strong full-stack skills with:
- TypeScript
- React / Next.js
- Node.js / NestJS
Experience collaborating with PMs and designers in cross-functional teams
Experience with agentic systems, tool-use patterns, or RAG pipelines
Familiarity with energy/industry domains such as energy market, construction, sales, or climate tech
Prior experience in startups/scale-ups

Location / Work Setup

Full remote (role mentions Munich, DE) with opportunities to work in offices in Hamburg and Berlin.

About 1Komma5°

1Komma5° is a fast-growing company focused on the energy and mobility transition, aiming to enable the sustainable restructuring of energy infrastructure. The role contributes to product development in a cross-functional environment spanning product, design, and engineering.